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Search: id:A101799
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| A101799 |
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a(n)= det[A000522(i+j+1)], i,j=0...n, is the Hankel determinant of order n+1 of the arrangements numbers, s. A000522; a(n) = product( (p!)^2,p=0..n )*(n+1)!*LaguerreL(n+1,0,-1), n=0,1..., where LaguerreL(n,lambda,x) are generalized Laguerre polynomials; a(n)=A055209(n)*A002720(n+1);. |
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| 2, 7, 136, 30096, 128231424, 15917683507200, 81063451589345280000, 22675515428700722036736000000, 449302248871829829537656890982400000000, 790103237429135552913731284331032467210240000000000
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